< Topic >As the front tooth part and it is possible with 1 occlusion vessels, to do the array of the molar, the occlusion flat spherical board which can do satisfactory occlusion is offered.SolutionsIn addition to installing upper gnathal model 9 in center of upper frame 5, as in the lower part of upper gnathal supporter 10, the occlusion board which arrays artificial gearwheel 20 into upper gnathal model 9 is provided in the occlusion vessel which provides gnathal supporter 10, plane surface section 25 is formed on Tip side of this occlusion board surface, spherical section 26 of concave forma is formed on central site, the plate installation and removal is installed unrestrictedly in this spherical section 26.< Choice figure >Drawing 1【課題】1個の咬合器で前歯部と臼歯部の排列を行なうことができると共に、良好な咬合を行なうことができる咬合平・球面板を提供する。【解決手段】上部フレーム5の中間に上顎模型9を取付ける上顎支持部10を設けた咬合器において、上顎支持部10の下方に、上顎模型9に人工歯20を排列する咬合板を設け、この咬合板上面の先端側に平面部25を形成すると共に、中央側に凹形の球面部26を形成し、この球面部26に平面板を着脱自在に取付ける。【選択図】図1
